providing EPA policy makers and end users with relevant, accurate, reliable, objective, and timely intelligence bearing on matters of environmental policy and regulation, domestic threats where EPA functions to preserve or assist in the restoration of human health and the environment, and all other national security activities vital for the performance of EPA programs, personnel, and infrastructure;

serving as the primary liaison with senior officials in the White House National Security Staff, the Department of Homeland Security, other federal agencies, and non-governmental partners; and